POPULATION

Year U.S. England Ireland Scotland
850   800,000    
1100   2,000,000    
1200   1,900,000    
1300   3,000,000    
1340   4,000,000    
1350   3,000,000    
1400   2,100,000    
1500   2,000,000 1,000,000  
1541   2,774,000    
1550   4,200,000    
1600-1601   4,110,000 1,000,000  
1610 3,800      
1620 4,100      
1630 4,600      
1640 26,600      
1650-1651 50,400 5,228,000    
1660 75,100      
1670-1671 111,900   1,100,000  
1680 151,500      
1690 210,400      
1700-1701 250,900 5,058,000 2,800,000  
1720 466,200      
1740 905,600      
1750-1751 1,170,800 5,772,000 3,100,000 1,200,000
1760 1,593,600      
1770-1771 2,148,100 6,500,000 3,500,000  
1780-1781 2,780,400 7,000,000 4,000,000  
1790-1791 3,929,214 7,700,000 4,800,000
1800-1801 5,308,483 8,308,000 5,200,000 1,608,420
1810-1811 7,239,881 9,496,000 6,000,000 1,805,864
1820-1821 9,638,453 11,158,000 6,801,827 2,091,521
1830-1831 12,866,020 12,993,000 7,767,401 2,364,386
1840-1841 17,069,453 14,866,000 8,175,124 2,620,184
1850-1851 23,191,876 16,769,400 6,552,385 2,888,742
1860-1861 31,443,321 18,776,300 5,798,967 3,062,294
1870-1871 38,558,371 21,298,000 5,412,377 3,360,018
1880-1881 50,189,209 24,402,700 5,174,836 3,735,573
1890-1891 62,979,766 27,231,200 4,704,750 4,025,647
1900-1901 76,212,168 30,515,000 4,458,755 4,479,000
1910-1911 92,228,496 33,651,600 4,390,219 4,751,000
1920-1921 106,021,537 35,230,200 - 4,882,000
1930-1931 123,202,624 37,359,000 2,933,000 4,842,980
1940-1941 132,164,569 - 2,958,000 5,160,000
1950-1951 151,325,798 41,042,200 2,961,000 5,102,000
1960-1961 179,323,175 43,983,300 2,818,000 5,201,000
1970-1971 203,211,926 45,870,100 2,950,000 5,234,000
1980-1981 226,545,805 46,623,500 3,443,000 5,180,200
1990-1991 248,709,873 48,067,300 3,526,000 5,083,000
2000-2001 281,421,906 49,138,831 3,847,000 5,062,011
2010-2011 308,745,538 51,987,579 4,100,000 5,222,000